19988234

素因数分解:

$2^1\times 7^1\times {\mathrm{773}}^1\times {\mathrm{1847}}^1$

素因数の和:2629

約数の個数: 16

約数和(自身を含む): 34328448

約数和(自身を除く): 14340214

約数列:

[1, 2, 7, 14, 773, 1546, 1847, 3694, 5411, 10822, 12929, 25858, 1427731, 2855462, 9994117, 19988234]

約数ペア:

[(1, 19988234), (2, 9994117), (7, 2855462), (14, 1427731), (773, 25858), (1546, 12929), (1847, 10822), (3694, 5411)]